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<td ><a href="../qtdoc/index.html">Qt 5.12</a></td><td ><a href="qtquick-index.html">Qt Quick 模块</a></td><td ><a href="qtquick-qmlmodule.html">QML类型</a></td><td >RowLayout QML 类型</td></tr></table><table class="buildversion"><tr>
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<h3><a name="toc">目录</a></h3>
<ul>
<li class="level1"><a href="#properties">属性</a></li>
<li class="level1"><a href="#details">详细信息</a></li>
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<h1 class="title">RowLayout QML 类型</h1>
<span class="subtitle"></span>
<!-- $$$RowLayout-brief -->
<p>Identical to <a href="qml-qtquick-layouts-gridlayout.html">GridLayout</a>, but having only one row. <a href="#details">更多...</a></p>
<!-- @@@RowLayout -->
<div class="table"><table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> 导入语句：</td><td class="memItemRight bottomAlign"> import QtQuick.Layouts 1.12</td></tr><tr><td class="memItemLeft rightAlign topAlign">继承自：</td><td class="memItemRight bottomAlign"> <p><a href="qml-qtquick-item.html">Item</a></p>
</td></tr></table></div><ul>
<li><a href="qml-qtquick-layouts-rowlayout-members.html">所有成员的列表，包括继承成员</a></li>
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<a name="properties"></a>
<h2 id="properties">属性</h2>
<ul>
<li class="fn"><b><b><a href="qml-qtquick-layouts-rowlayout.html#layoutDirection-prop">layoutDirection</a></b></b> : enumeration</li>
<li class="fn"><b><b><a href="qml-qtquick-layouts-rowlayout.html#spacing-prop">spacing</a></b></b> : real</li>
</ul>
<!-- $$$RowLayout-description -->
<a name="details"></a>
<h2 id="details">详细信息</h2>
<p>It is available as a convenience for developers, as it offers a cleaner API.</p>
<p>Items in a <a href="qml-qtquick-layouts-rowlayout.html">RowLayout</a> support these attached properties:</p>
<ul>
<li><a href="qml-qtquick-layouts-layout.html#minimumWidth-attached-prop">Layout.minimumWidth</a></li>
<li><a href="qml-qtquick-layouts-layout.html#minimumHeight-attached-prop">Layout.minimumHeight</a></li>
<li><a href="qml-qtquick-layouts-layout.html#preferredWidth-attached-prop">Layout.preferredWidth</a></li>
<li><a href="qml-qtquick-layouts-layout.html#preferredHeight-attached-prop">Layout.preferredHeight</a></li>
<li><a href="qml-qtquick-layouts-layout.html#maximumWidth-attached-prop">Layout.maximumWidth</a></li>
<li><a href="qml-qtquick-layouts-layout.html#maximumHeight-attached-prop">Layout.maximumHeight</a></li>
<li><a href="qml-qtquick-layouts-layout.html#fillWidth-attached-prop">Layout.fillWidth</a></li>
<li><a href="qml-qtquick-layouts-layout.html#fillHeight-attached-prop">Layout.fillHeight</a></li>
<li><a href="qml-qtquick-layouts-layout.html#alignment-attached-prop">Layout.alignment</a></li>
<li><a href="qml-qtquick-layouts-layout.html#margins-attached-prop">Layout.margins</a></li>
<li><a href="qml-qtquick-layouts-layout.html#topMargin-attached-prop">Layout.leftMargin</a></li>
<li><a href="qml-qtquick-layouts-layout.html#rightMargin-attached-prop">Layout.rightMargin</a></li>
<li><a href="qml-qtquick-layouts-layout.html#topMargin-attached-prop">Layout.topMargin</a></li>
<li><a href="qml-qtquick-layouts-layout.html#bottomMargin-attached-prop">Layout.bottomMargin</a></li>
</ul>
<p class="centerAlign"><img src="images/rowlayout.png" alt="" /></p><pre class="cpp">

  RowLayout {
      id: layout
      anchors<span class="operator">.</span>fill: parent
      spacing: <span class="number">6</span>
      Rectangle {
          color: <span class="char">'teal'</span>
          Layout<span class="operator">.</span>fillWidth: <span class="keyword">true</span>
          Layout<span class="operator">.</span>minimumWidth: <span class="number">50</span>
          Layout<span class="operator">.</span>preferredWidth: <span class="number">100</span>
          Layout<span class="operator">.</span>maximumWidth: <span class="number">300</span>
          Layout<span class="operator">.</span>minimumHeight: <span class="number">150</span>
          Text {
              anchors<span class="operator">.</span>centerIn: parent
              text: parent<span class="operator">.</span>width <span class="operator">+</span> <span class="char">'x'</span> <span class="operator">+</span> parent<span class="operator">.</span>height
          }
      }
      Rectangle {
          color: <span class="char">'plum'</span>
          Layout<span class="operator">.</span>fillWidth: <span class="keyword">true</span>
          Layout<span class="operator">.</span>minimumWidth: <span class="number">100</span>
          Layout<span class="operator">.</span>preferredWidth: <span class="number">200</span>
          Layout<span class="operator">.</span>preferredHeight: <span class="number">100</span>
          Text {
              anchors<span class="operator">.</span>centerIn: parent
              text: parent<span class="operator">.</span>width <span class="operator">+</span> <span class="char">'x'</span> <span class="operator">+</span> parent<span class="operator">.</span>height
          }
      }
  }

</pre>
<p>Read more about attached properties <a href="../qtqml/qtqml-syntax-objectattributes.html">here</a>.</p>
<p><b>请参考</b> <a href="qml-qtquick-layouts-columnlayout.html">ColumnLayout</a>，<a href="qml-qtquick-layouts-gridlayout.html">GridLayout</a> 和 <a href="qml-qtquick-row.html">Row</a>。</p>
<!-- @@@RowLayout -->
<h2>属性文档</h2>
<!-- $$$layoutDirection -->
<div class="qmlitem"><div class="qmlproto">
<div class="table"><table class="qmlname">
<tr valign="top" class="odd" id="layoutDirection-prop">
<td class="tblQmlPropNode"><p>
<a name="layoutDirection-prop"></a><span class="name">layoutDirection</span> : <span class="type"><a href="../qtqml/qml-enumeration.html">enumeration</a></span></p></td></tr>
</table></div>
</div><div class="qmldoc"><p>This property holds the layout direction of the row layout - it controls whether items are laid out from left ro right or right to left. If <code>Qt.RightToLeft</code> is specified, left-aligned items will be right-aligned and right-aligned items will be left-aligned.</p>
<p>Possible values:</p>
<ul>
<li>Qt.LeftToRight (default) - Items are laid out from left to right.</li>
<li>Qt.RightToLeft - Items are laid out from right to left</li>
</ul>
<p>This property was introduced in  QtQuick.Layouts 1.1.</p>
<p><b>请参考 </b><a href="qml-qtquick-layouts-gridlayout.html#layoutDirection-prop">GridLayout::layoutDirection</a> 和 <a href="qml-qtquick-layouts-columnlayout.html#layoutDirection-prop">ColumnLayout::layoutDirection</a>。</p>
</div></div><!-- @@@layoutDirection -->
<br/>
<!-- $$$spacing -->
<div class="qmlitem"><div class="qmlproto">
<div class="table"><table class="qmlname">
<tr valign="top" class="odd" id="spacing-prop">
<td class="tblQmlPropNode"><p>
<a name="spacing-prop"></a><span class="name">spacing</span> : <span class="type"><a href="../qtqml/qml-real.html">real</a></span></p></td></tr>
</table></div>
</div><div class="qmldoc"><p>This property holds the spacing between each cell. The default value is <code>5</code>.</p>
</div></div><!-- @@@spacing -->
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